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संबंधित प्रश्न
The bees do not have voice-boxes. How do they produce sound ?
Define time period.
Write the audible range of frequency for the normal human ear.
Explain the terms 'compressions' and 'rarefactions' of a wave. What type of waves consist of compressions and rarefactions.
Distinguish between compression and rarefaction.
What do you mean by the term frequency of a wave? State its S.I. unit.
What is approximate value of the speed of sound in iron as compared to that in air? Illustrate your answer with a simple experiment.
How do the following factor affect the speed of sound in air?
Temperature of air
What is a longitudinal wave?
The sound produced by a thunderstorm is heard 10 s after the lightning is seen. Calculate the approximate distance of the thunder cloud. (Given the speed of sound = 340 m s–1.)
